Home / 13,102,452,021.80-19,653,678,032.70-5,755,811,637.80

Finding the Fourth Proportional to 13,102,452,021.80, 19,653,678,032.70 and 5,755,811,637.80

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Solution

The fourth proportional to 13,102,452,021.80, 19,653,678,032.70 and 5,755,811,637.80 is: 8,633,717,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,452,021.80 : 19,653,678,032.70 = 5,755,811,637.80 : x
  2. Step 2: Convert to fraction form
    13,102,452,021.80/19,653,678,032.70 = 5,755,811,637.80/x
  3. Step 3: Cross multiply
    13,102,452,021.80x = 19,653,678,032.70 × 5,755,811,637.80
  4. Step 4: Simplify right side
    13,102,452,021.80x = 113,122,868,746,188,881,920
  5. Step 5: Solve for x
    x = 113,122,868,746,188,881,920/13,102,452,021.80
  6. Step 6: Final answer
    x = 8,633,717,456.70

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.